package com.wn.demo04;

/**
 * @author yellow Docter
 * @date 2024-07-09
 * @desc 蜗牛创想：www.woniuxy.com
 */
public class Demo04 {

    public static void main(String[] args) {

        String [] arr = {"武汉","长沙","南京","上海"};

        //01 通过下标拿到 长沙

        //02 数组的长度

        //03 遍历 数组  2个方式遍历
    }

}
